printing/page_range_unittest.cc

   1 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "printing/page_range.h"
   6 #include "testing/gtest/include/gtest/gtest.h"
   7
   8 TEST(PageRangeTest, RangeMerge) {
   9   printing::PageRanges ranges;
  10   printing::PageRange range;
  11   range.from = 1;
  12   range.to = 3;
  13   ranges.push_back(range);
  14   range.from = 10;
  15   range.to = 12;
  16   ranges.push_back(range);
  17   range.from = 2;
  18   range.to = 5;
  19   ranges.push_back(range);
  20   std::vector<int> pages(printing::PageRange::GetPages(ranges));
  21   ASSERT_EQ(8U, pages.size());
  22   EXPECT_EQ(1, pages[0]);
  23   EXPECT_EQ(2, pages[1]);
  24   EXPECT_EQ(3, pages[2]);
  25   EXPECT_EQ(4, pages[3]);
  26   EXPECT_EQ(5, pages[4]);
  27   EXPECT_EQ(10, pages[5]);
  28   EXPECT_EQ(11, pages[6]);
  29   EXPECT_EQ(12, pages[7]);
  30 }
  31
  32 TEST(PageRangeTest, Empty) {
  33   printing::PageRanges ranges;
  34   std::vector<int> pages(printing::PageRange::GetPages(ranges));
  35   EXPECT_TRUE(pages.empty());
  36 }
  37
  38 TEST(PageRangeTest, Huge) {
  39   printing::PageRanges ranges;
  40   printing::PageRange range;
  41   range.from = 1;
  42   range.to = 2000000000;
  43   ranges.push_back(range);
  44   std::vector<int> pages(printing::PageRange::GetPages(ranges));
  45   EXPECT_FALSE(pages.empty());
  46 }